Examples with HostAddress io.prestosql.spi.HostAddress used on opensource projects

Example 21 with HostAddress

use of io.prestosql.spi.HostAddress in project hetu-core by openlookeng.

the class TestHiveSplitSource method testGroupSmallSplit.

@Test
public void testGroupSmallSplit() {
    HiveConfig hiveConfig = new HiveConfig();
    hiveConfig.setMaxSplitsToGroup(10);
    HiveSplitSource hiveSplitSource = HiveSplitSource.allAtOnce(HiveTestUtils.SESSION, "database", "table", 10, 10, new DataSize(1, MEGABYTE), Integer.MAX_VALUE, new TestingHiveSplitLoader(), Executors.newFixedThreadPool(5), new CounterStat(), null, null, null, hiveConfig, HiveStorageFormat.ORC);
    List<HostAddress> hostAddress = new ArrayList<>();
    hostAddress.add(new HostAddress("vm1", 1));
    hostAddress.add(new HostAddress("vm3", 1));
    hostAddress.add(new HostAddress("vm2", 1));
    for (int i = 0; i < 12; i++) {
        hiveSplitSource.addToQueue(new TestSplit(i, hostAddress));
        assertEquals(hiveSplitSource.getBufferedInternalSplitCount(), i + 1);
    }
    List<ConnectorSplit> connectorSplits = getSplits(hiveSplitSource, 100);
    List<ConnectorSplit> groupedConnectorSplits = hiveSplitSource.groupSmallSplits(connectorSplits, 1);
    assertEquals(groupedConnectorSplits.size(), 3);
    List<HiveSplitWrapper> hiveSplitWrappers = new ArrayList<>();
    groupedConnectorSplits.forEach(pendingSplit -> hiveSplitWrappers.add((HiveSplitWrapper) pendingSplit));
    assertEquals(hiveSplitWrappers.get(0).getSplits().size(), 4);
    assertEquals(hiveSplitWrappers.get(1).getSplits().size(), 4);
    assertEquals(hiveSplitWrappers.get(2).getSplits().size(), 4);
}

Example 22 with HostAddress

use of io.prestosql.spi.HostAddress in project hetu-core by openlookeng.

the class TestHiveSplitSource method testGroupSmallSplitBucket.

@Test
public void testGroupSmallSplitBucket() {
    // test with 4 different bucket values
    HiveConfig hiveConfig = new HiveConfig();
    hiveConfig.setMaxSplitsToGroup(100);
    HiveSplitSource hiveSplitSource = HiveSplitSource.allAtOnce(HiveTestUtils.SESSION, "database", "table", 10, 10, new DataSize(1, MEGABYTE), Integer.MAX_VALUE, new TestingHiveSplitLoader(), Executors.newFixedThreadPool(5), new CounterStat(), null, null, null, hiveConfig, HiveStorageFormat.ORC);
    for (int i = 0; i < 100; i++) {
        List<HostAddress> hostAddress = new ArrayList<>();
        hostAddress.add(new HostAddress("vm1", 1));
        hiveSplitSource.addToQueue(new TestSplit(i, OptionalInt.of(i % 4), 100, hostAddress));
    }
    List<ConnectorSplit> connectorSplits = getSplits(hiveSplitSource, 100);
    List<ConnectorSplit> groupedConnectorSplits = hiveSplitSource.groupSmallSplits(connectorSplits, 1);
    assertEquals(groupedConnectorSplits.size(), 4);
    List<HiveSplitWrapper> hiveSplitWrappers = new ArrayList<>();
    groupedConnectorSplits.forEach(pendingSplit -> hiveSplitWrappers.add((HiveSplitWrapper) pendingSplit));
    for (int i = 0; i < 4; i++) {
        assertEquals(hiveSplitWrappers.get(i).getSplits().size(), 25);
    }
}

Example 23 with HostAddress

use of io.prestosql.spi.HostAddress in project hetu-core by openlookeng.

the class TestHiveSplitSource method testGroupSmallSplitAlternativeFileSize.

@Test
public void testGroupSmallSplitAlternativeFileSize() {
    // alternative big and small size total 100 files
    HiveConfig hiveConfig = new HiveConfig();
    hiveConfig.setMaxSplitsToGroup(100);
    HiveSplitSource hiveSplitSource = HiveSplitSource.allAtOnce(HiveTestUtils.SESSION, "database", "table", 10, 10, new DataSize(1, MEGABYTE), Integer.MAX_VALUE, new TestingHiveSplitLoader(), Executors.newFixedThreadPool(5), new CounterStat(), null, null, null, hiveConfig, HiveStorageFormat.ORC);
    for (int i = 0; i < 100; i++) {
        List<HostAddress> hostAddress = new ArrayList<>();
        hostAddress.add(new HostAddress("vm1", 1));
        hiveSplitSource.addToQueue(new TestSplit(i, OptionalInt.empty(), 67108864 / (((i + 1) % 2) + 1), hostAddress));
    }
    List<ConnectorSplit> connectorSplits = getSplits(hiveSplitSource, 100);
    List<ConnectorSplit> groupedConnectorSplits = hiveSplitSource.groupSmallSplits(connectorSplits, 1);
    List<HiveSplitWrapper> hiveSplitWrappers = new ArrayList<>();
    groupedConnectorSplits.forEach(pendingSplit -> hiveSplitWrappers.add((HiveSplitWrapper) pendingSplit));
    System.out.println("hiveSplitWrappers.get(i).getSplits().size() " + groupedConnectorSplits.size());
    for (int i = 0; i < 50; i++) {
        assertEquals(hiveSplitWrappers.get(i).getSplits().size(), 1);
    }
    for (int i = 50; i < groupedConnectorSplits.size(); i++) {
        System.out.println(hiveSplitWrappers.get(i).getSplits().size());
        assertEquals(hiveSplitWrappers.get(i).getSplits().size(), 2);
    }
}

Example 24 with HostAddress

use of io.prestosql.spi.HostAddress in project hetu-core by openlookeng.

the class KafkaSplitManager method getSplits.

@Override
public ConnectorSplitSource getSplits(ConnectorTransactionHandle transaction, ConnectorSession session, ConnectorTableHandle table, SplitSchedulingStrategy splitSchedulingStrategy) {
    KafkaTableHandle kafkaTableHandle = (KafkaTableHandle) table;
    try {
        SimpleConsumer simpleConsumer = consumerManager.getConsumer(selectRandom(nodes));
        TopicMetadataRequest topicMetadataRequest = new TopicMetadataRequest(ImmutableList.of(kafkaTableHandle.getTopicName()));
        TopicMetadataResponse topicMetadataResponse = simpleConsumer.send(topicMetadataRequest);
        ImmutableList.Builder<ConnectorSplit> splits = ImmutableList.builder();
        for (TopicMetadata metadata : topicMetadataResponse.topicsMetadata()) {
            for (PartitionMetadata part : metadata.partitionsMetadata()) {
                log.debug("Adding Partition %s/%s", metadata.topic(), part.partitionId());
                BrokerEndPoint leader = part.leader();
                if (leader == null) {
                    throw new PrestoException(GENERIC_INTERNAL_ERROR, format("Leader election in progress for Kafka topic '%s' partition %s", metadata.topic(), part.partitionId()));
                }
                HostAddress partitionLeader = HostAddress.fromParts(leader.host(), leader.port());
                SimpleConsumer leaderConsumer = consumerManager.getConsumer(partitionLeader);
                // Kafka contains a reverse list of "end - start" pairs for the splits
                long[] offsets = findAllOffsets(leaderConsumer, metadata.topic(), part.partitionId());
                for (int i = offsets.length - 1; i > 0; i--) {
                    KafkaSplit split = new KafkaSplit(metadata.topic(), kafkaTableHandle.getKeyDataFormat(), kafkaTableHandle.getMessageDataFormat(), kafkaTableHandle.getKeyDataSchemaLocation().map(KafkaSplitManager::readSchema), kafkaTableHandle.getMessageDataSchemaLocation().map(KafkaSplitManager::readSchema), part.partitionId(), offsets[i], offsets[i - 1], partitionLeader);
                    splits.add(split);
                }
            }
        }
        return new FixedSplitSource(splits.build());
    } catch (Exception e) {
        // Catch all exceptions because Kafka library is written in scala and checked exceptions are not declared in method signature.
        if (e instanceof PrestoException) {
            throw e;
        }
        throw new PrestoException(KAFKA_SPLIT_ERROR, format("Cannot list splits for table '%s' reading topic '%s'", kafkaTableHandle.getTableName(), kafkaTableHandle.getTopicName()), e);
    }
}

Example 25 with HostAddress

use of io.prestosql.spi.HostAddress in project hetu-core by openlookeng.

the class TestJmxSplitManager method testNoPredicate.

@Test
public void testNoPredicate() throws Exception {
    JmxTableHandle tableHandle = new JmxTableHandle(new SchemaTableName("schema", "tableName"), ImmutableList.of("objectName"), ImmutableList.of(columnHandle), true, TupleDomain.all());
    ConnectorSplitSource splitSource = splitManager.getSplits(JmxTransactionHandle.INSTANCE, SESSION, tableHandle, UNGROUPED_SCHEDULING);
    List<ConnectorSplit> allSplits = getAllSplits(splitSource);
    assertEquals(allSplits.size(), nodes.size());
    Set<String> actualNodes = nodes.stream().map(Node::getNodeIdentifier).collect(toSet());
    Set<String> expectedNodes = new HashSet<>();
    for (ConnectorSplit split : allSplits) {
        List<HostAddress> addresses = split.getAddresses();
        assertEquals(addresses.size(), 1);
        expectedNodes.add(addresses.get(0).getHostText());
    }
    assertEquals(actualNodes, expectedNodes);
}